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Summary (2819 total)

Processor (issues only)
3.06C2D: 652
3.33C2D: 59
2.66i5: 524
2.8i7: 964

Screen Size (issues only)
21.5": 209
27": 1990

Graphics Card (issues only)
9400M: 99
4670: 568
4850: 1532

Build Quality Over Time
View graphs


Batch (Week Built) (issues only)
09-39: 10
09-40: 8
09-41: 8
09-42: 30
09-43: 60
09-44: 42
09-45: 112
09-46: 211
09-47: 239
09-48: 198
09-49: 141
09-50: 284
09-51: 102
09-52: 128
09-53: 72
10-01: 75
10-02: 32
10-03: 27
10-04: 47
10-05: 38
10-06: 28
10-07: 34
10-08: 41
10-09: 31
10-10: 19
10-11: 21
10-12: 15
10-13: 15
10-14: 23
10-15: 10
10-16: 15
10-17: 10
10-18: 8
10-19: 6
10-20: 2
10-21: 5
10-22: 3
10-23: 3
10-24: 6
10-25: 5
10-27: 4
10-28: 4
10-29: 2
10-31: 2
10-32: 1
10-33: 2
10-35: 2
10-37: 1
10-38: 1
10-39: 1
10-40: 3
10-41: 1
10-42: 2
10-44: 2
10-45: 2
10-47: 2
10-48: 2
10-52: 1
Condition iMac Specs Source Comments
Flickering display 27" 2.66 Quad i5 1TB flickering stopped after a simple restart fingers crossed but store have offered to exchange
Flickering display 27" 3.06 Core2Duo 1TB molozhaev
Flickering display 21.5" 3.33 Core2Duo 500GB planglois@lexea.be From 0 to 50% brightness only. Not >50%
Flickering display 27" 2.66 Quad i5 1TB black out
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 2.66 Quad i5 1TB
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 2.66 Quad i5 1TB
Flickering display 27" 3.06 Core2Duo 1TB Flickering fewtimes a day
Flickering display 27" 3.06 Core2Duo 1TB this is my first replacement.
Flickering display 27" 3.06 Core2Duo 1TB shahtooh
Flickering display 27" 2.8 Quad i7 1TB luiscmarques also had 8gb ram none
Flickering display 27" 2.8 Quad i7 2TB cjm42 Screen goes black occasionally
Flickering display 27" 2.8 Quad i7 2TB cyclelogicpress.com My occasional flickering and periodic blackouts iMac 27-inch i7 is from the 945 batch. I placed my order online the day the i7 was announced so I presume it is one of the earliest builds.
Flickering display 27" 2.66 Quad i5 1TB
Flickering display 27" 2.66 Quad i5 1TB
Flickering display 27" 2.8 Quad i7 2TB
Flickering display 27" 2.8 Quad i7 1TB pinkipou
Flickering display 27" 2.66 Quad i5 1TB flickered, then shifted and my dock was up in the top 1/3 of the screen
Flickering display 27" 2.8 Quad i7 1TB happened once so far
Flickering display 27" 3.06 Core2Duo 1TB Black outs, horizontal video tearing in mirrored mode when external monitor attached
Flickering display 27" 2.8 Quad i7 2TB justgotamac Well so much for that. Woke up today and my replacement iMac is now flickering and blacking out. At this point, I really don't know if its worth giving Apple another chance to send me a working product. Really disappointing and very inconvenient as every... Read More
Flickering display 27" 2.8 Quad i7 2TB sooners1 After spending some time setting up minimal applications, attempted to "stress" the machine by running Marine Aquarium screen saver. Noticed that I could make the machine display flickering/choppiness after 15 minutes. It was almost exactly on the 15... Read More
Flickering display 27" 2.8 Quad i7 1TB Gavin Stephenson Thought it was some problem with my household electrics!
Flickering display 27" 2.8 Quad i7 1TB Pete Tevonian I ordered my 27" i7 before Thanksgiving and it arrived around Dec 3rd. (W8949 batch) First issue I noticed was the dead pixel SMACK in the middle of the screen, accompanied by a fleck or scratch or something on a different layer than the pixel. 1-800... Read More
Flickering display 27" 2.66 Quad i5 1TB don1958 I received my i5 yesterday. I set it up straight out of the box with no migration and no installs. Within one hour of browsing and checking things out it started to flicker. A couple pretty good ones at first and then the screen went black for a second.... Read More
Flickering display 27" 3.33 Core2Duo 1TB shirltom When I first recvd my 1st IMAC 27, the trainer noticed that the screen was flickering. So I had to wait another 2 days for a replacement. On Nov. 18 I recvd my replacement and everything was fine. Then on Dec. 6 I noticed that my screen was flickering.... Read More
Flickering display 27" 3.06 Core2Duo 1TB jorgescobedo@gmail.com
Flickering display 27" 2.8 Quad i7 1TB seems to flicker when doing complex tasks, ie. installing s/w, copying large volumes of data, etc.
Flickering display 27" 2.66 Quad i5 1TB Mika Flickering after one hour use, noisy Harddrive
Flickering display 27" 2.8 Quad i7 2TB
Flickering display 27" 2.66 Quad i5 1TB Bill Seeley1 New 27" iMac has horizontal streaks flashing across the screen. They can range from 1/8" wide to a couple of inches. Burned in now for a week and still happening. every few seconds.
Flickering display 27" 2.66 Quad i5 1TB bigshoot http://discussions.apple.com/post!reply.jspa?messageID=10718829
Flickering display 27" 2.8 Quad i7 1TB Mild flickering, may be related to external LaCie hard-drive w/usb cable
Flickering display 27" 2.66 Quad i5 1TB Dude_LWood Went to the Munich Apple Store today. They got 4 27" on display. Played around with one for a couple of minutes. Right when my dad walked by I saw it flicker. He saw it too, so I have a witness After that it flickered two more times. It's a week 42.... Read More
Flickering display 27" 2.8 Quad i7 1TB
Flickering display 27" 3.06 Core2Duo 1TB
Flickering display 27" 3.33 Core2Duo 1TB
Flickering display 27" 2.8 Quad i7 2TB I ordered the imac after seeing reports in the media of the problems thinking they would have fixed them, very surprised they hadn't white spot under glass and screen goes black temporarily, as well as flickering
Flickering display 27" 2.8 Quad i7 1TB Also had two defective screen pixels, 11 stuck camera pixels, and uneven backlight bleeding
Flickering display 27" 3.33 Core2Duo 1TB quehartera I got my 27inch mac last week and my screen is flickering as well... It doesnīt happen the same way everytime... looks something aleatory... I can be 5 hours without any problem, and the next time itīll flickr 10 times every 5 minutes (example)... Iīm... Read More
Flickering display 27" 2.8 Quad i7 1TB smakus I got the screen flicker once, about 5 minutes after the very first time I woke the iMac up from sleep. It didn't go away until I put the iMac to sleep, then woke it up immediately. Hasn't been back since, but I am waiting for it to. I also have a slight... Read More
Flickering display 27" 2.8 Quad i7 1TB Chris Miles I have now had my 27inch iMac i7 for 5 days. The only time it showed the flickering/blacking out issue was on the morning of day 2, after waking it from sleep. After about half an hour I rebooted and haven't seen the problem since then! (Despite waking it... Read More
Flickering display 27" 2.8 Quad i7 1TB Joe Liu First, I was instructed to reset the PRAM....that worked for about 4 hrs. Next, I re-installed the OS from the disc (did not delete data)....problem has been gone for 2 days now. I'm hopeful that it actually was a software issue. I only saw the issue on... Read More
Flickering display 27" 2.8 Quad i7 2TB
Flickering display 27" 2.66 Quad i5 1TB
Flickering display 27" 3.06 Core2Duo 1TB Screen blackouts
Flickering display 27" 2.66 Quad i5 1TB RANDOM FLICKERING
Flickering display 27" 2.8 Quad i7 1TB